DE502004003155D1 - Driftkompensation für einen impedimetrischen abgassensor durch anlegen einer einstellbaren vorspannung - Google Patents

Driftkompensation für einen impedimetrischen abgassensor durch anlegen einer einstellbaren vorspannung

Info

Publication number
DE502004003155D1
DE502004003155D1 DE502004003155T DE502004003155T DE502004003155D1 DE 502004003155 D1 DE502004003155 D1 DE 502004003155D1 DE 502004003155 T DE502004003155 T DE 502004003155T DE 502004003155 T DE502004003155 T DE 502004003155T DE 502004003155 D1 DE502004003155 D1 DE 502004003155D1
Authority
DE
Germany
Prior art keywords
impedimetric
applying
vacuum sensor
drift compensation
adjustable preload
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE502004003155T
Other languages
English (en)
Inventor
Thomas Birkhofer
Aleksandar Knezevic
Ralf Mueller
Carsten Plog
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mercedes Benz Group AG
Original Assignee
DaimlerChrysler AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by DaimlerChrysler AG filed Critical DaimlerChrysler AG
Publication of DE502004003155D1 publication Critical patent/DE502004003155D1/de
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/0004—Gaseous mixtures, e.g. polluted air
    • G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
    • G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
    • G01N33/0036—General constructional details of gas analysers, e.g. portable test equipment concerning the detector specially adapted to detect a particular component
    • G01N33/0054—Ammonia
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/0004—Gaseous mixtures, e.g. polluted air
    • G01N33/0006—Calibrating gas analysers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/12—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body in dependence upon absorption of a fluid; of a solid body in dependence upon reaction with a fluid, for detecting components in the fluid
    • G01N27/122—Circuits particularly adapted therefor, e.g. linearising circuits
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Food Science & Technology (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
DE502004003155T 2003-07-07 2004-06-30 Driftkompensation für einen impedimetrischen abgassensor durch anlegen einer einstellbaren vorspannung Expired - Fee Related DE502004003155D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10330742A DE10330742A1 (de) 2003-07-07 2003-07-07 Abgassensor zur Detektion einer Gaskomponente im Abgas einer Brennkraftmaschine und Verfahren zum Betreiben eines Abgassensors
PCT/EP2004/007068 WO2005003755A1 (de) 2003-07-07 2004-06-30 Driftkompensation für einen impedimetrischen abgassensor durch anlegen einer einstellbaren vorspannung

Publications (1)

Publication Number Publication Date
DE502004003155D1 true DE502004003155D1 (de) 2007-04-19

Family

ID=33546905

Family Applications (2)

Application Number Title Priority Date Filing Date
DE10330742A Withdrawn DE10330742A1 (de) 2003-07-07 2003-07-07 Abgassensor zur Detektion einer Gaskomponente im Abgas einer Brennkraftmaschine und Verfahren zum Betreiben eines Abgassensors
DE502004003155T Expired - Fee Related DE502004003155D1 (de) 2003-07-07 2004-06-30 Driftkompensation für einen impedimetrischen abgassensor durch anlegen einer einstellbaren vorspannung

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE10330742A Withdrawn DE10330742A1 (de) 2003-07-07 2003-07-07 Abgassensor zur Detektion einer Gaskomponente im Abgas einer Brennkraftmaschine und Verfahren zum Betreiben eines Abgassensors

Country Status (4)

Country Link
US (1) US20070056352A1 (de)
EP (1) EP1642121B1 (de)
DE (2) DE10330742A1 (de)
WO (1) WO2005003755A1 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004053460A1 (de) * 2004-11-05 2006-05-11 Emitec Gesellschaft Für Emissionstechnologie Mbh Schutzelement für einen Messfühler, sowie entsprechender Messfühler und Wabenkörper
US7411402B2 (en) * 2005-08-17 2008-08-12 Delphi Technologies, Inc. Technique for reducing a parasitic DC bias voltage on a sensor
GB0518812D0 (en) * 2005-09-15 2005-10-26 Asthma Alert Ltd Gas sensor
AU2007274795A1 (en) * 2006-07-21 2008-01-24 Anaxsys Technology Limited Gas sensor
US8449473B2 (en) 2006-10-18 2013-05-28 Anaxsys Technology Limited Gas sensor
JP4820461B2 (ja) * 2009-12-10 2011-11-24 パナソニック株式会社 分散型電源システム
WO2013038490A1 (ja) * 2011-09-13 2013-03-21 トヨタ自動車株式会社 内燃機関の制御装置
US9261037B2 (en) 2011-09-16 2016-02-16 Cummins Emission Solutions, Inc. Particulate matter sensor and systems
US9784755B2 (en) 2011-10-14 2017-10-10 Msa Technology, Llc Sensor interrogation
CN102944583B (zh) * 2012-11-30 2014-05-14 重庆大学 基于漂移补偿的金属氧化物气体传感器阵列浓度检测方法
DE102016210420B3 (de) * 2016-06-13 2017-06-14 Continental Automotive Gmbh Verfahren zum Betreiben eines Sauerstoffsensors, Computerprogrammprodukt und Sauerstoffsensor
CN108318541B (zh) * 2017-01-16 2021-05-04 华邦电子股份有限公司 气体感测装置
US11913901B2 (en) 2018-01-04 2024-02-27 Lyten, Inc. Analyte sensing device
US11988628B2 (en) 2018-01-04 2024-05-21 Lyten, Inc. Container including analyte sensing device
CN112105922A (zh) * 2018-01-04 2020-12-18 利腾股份有限公司 谐振气体传感器
US11137368B2 (en) 2018-01-04 2021-10-05 Lyten, Inc. Resonant gas sensor

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4356150A (en) * 1981-05-15 1982-10-26 Honeywell Inc. Humidity sensor with electrical rejection of contaminants
DE3915563C1 (de) * 1989-05-12 1990-10-25 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung Ev, 8000 Muenchen, De
US5448905A (en) * 1993-11-26 1995-09-12 Transducer Research, Inc. Solid-state chemical sensor apparatus and methods
US5521099A (en) * 1994-09-23 1996-05-28 Arizona Board Of Regents Method and apparatus for sensing combustible gases employing and oxygen-activated sensing element
JPH09324735A (ja) * 1996-06-03 1997-12-16 Mitsubishi Electric Corp 内燃機関用燃焼状態検知装置
US5768937A (en) * 1996-11-13 1998-06-23 Leybold Inficon, Inc. Acoustic sensor for in-line continuous monitoring of gasses
DE10011562C2 (de) * 2000-03-09 2003-05-22 Daimler Chrysler Ag Gassensor

Also Published As

Publication number Publication date
US20070056352A1 (en) 2007-03-15
WO2005003755A1 (de) 2005-01-13
EP1642121B1 (de) 2007-03-07
EP1642121A1 (de) 2006-04-05
DE10330742A1 (de) 2005-01-27

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: DAIMLERCHRYSLER AG, 70327 STUTTGART, DE

8327 Change in the person/name/address of the patent owner

Owner name: DAIMLER AG, 70327 STUTTGART, DE

8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee